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<div class="title">CompressedStorage.h</div>  </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">// This file is part of Eigen, a lightweight C++ template library</span></div>
<div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment">// for linear algebra.</span></div>
<div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment">// Copyright (C) 2008-2014 Gael Guennebaud &lt;gael.guennebaud@inria.fr&gt;</span></div>
<div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment">// This Source Code Form is subject to the terms of the Mozilla</span></div>
<div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="comment">// Public License v. 2.0. If a copy of the MPL was not distributed</span></div>
<div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="comment">// with this file, You can obtain one at http://mozilla.org/MPL/2.0/.</span></div>
<div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160; </div>
<div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="preprocessor">#ifndef EIGEN_COMPRESSED_STORAGE_H</span></div>
<div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;<span class="preprocessor">#define EIGEN_COMPRESSED_STORAGE_H</span></div>
<div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160; </div>
<div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;<span class="preprocessor">#include &quot;./InternalHeaderCheck.h&quot;</span></div>
<div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160; </div>
<div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespaceEigen.html">Eigen</a> { </div>
<div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160; </div>
<div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;<span class="keyword">namespace </span>internal {</div>
<div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160; </div>
<div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> Scalar_,<span class="keyword">typename</span> StorageIndex_&gt;</div>
<div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;<span class="keyword">class </span>CompressedStorage</div>
<div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;{</div>
<div class="line"><a name="l00026"></a><span class="lineno">   26</span>&#160;  <span class="keyword">public</span>:</div>
<div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160; </div>
<div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160;    <span class="keyword">typedef</span> Scalar_ Scalar;</div>
<div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160;    <span class="keyword">typedef</span> StorageIndex_ StorageIndex;</div>
<div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160; </div>
<div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;  <span class="keyword">protected</span>:</div>
<div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160; </div>
<div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;    <span class="keyword">typedef</span> <span class="keyword">typename</span> NumTraits&lt;Scalar&gt;::Real RealScalar;</div>
<div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160; </div>
<div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;  <span class="keyword">public</span>:</div>
<div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160; </div>
<div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;    CompressedStorage()</div>
<div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;      : m_values(0), m_indices(0), m_size(0), m_allocatedSize(0)</div>
<div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;    {}</div>
<div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160; </div>
<div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;    <span class="keyword">explicit</span> CompressedStorage(<a class="code" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> size)</div>
<div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;      : m_values(0), m_indices(0), m_size(0), m_allocatedSize(0)</div>
<div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;    {</div>
<div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;      resize(size);</div>
<div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;    }</div>
<div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160; </div>
<div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;    CompressedStorage(<span class="keyword">const</span> CompressedStorage&amp; other)</div>
<div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;      : m_values(0), m_indices(0), m_size(0), m_allocatedSize(0)</div>
<div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;    {</div>
<div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;      *<span class="keyword">this</span> = other;</div>
<div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;    }</div>
<div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160; </div>
<div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;    CompressedStorage&amp; operator=(<span class="keyword">const</span> CompressedStorage&amp; other)</div>
<div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;    {</div>
<div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;      resize(other.size());</div>
<div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;      <span class="keywordflow">if</span>(other.size()&gt;0)</div>
<div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;      {</div>
<div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;        internal::smart_copy(other.m_values,  other.m_values  + m_size, m_values);</div>
<div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;        internal::smart_copy(other.m_indices, other.m_indices + m_size, m_indices);</div>
<div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;      }</div>
<div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;      <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;    }</div>
<div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160; </div>
<div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;    <span class="keywordtype">void</span> swap(CompressedStorage&amp; other)</div>
<div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;    {</div>
<div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;      std::swap(m_values, other.m_values);</div>
<div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;      std::swap(m_indices, other.m_indices);</div>
<div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;      std::swap(m_size, other.m_size);</div>
<div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;      std::swap(m_allocatedSize, other.m_allocatedSize);</div>
<div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160;    }</div>
<div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160; </div>
<div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160;    ~CompressedStorage()</div>
<div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;    {</div>
<div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160;      <span class="keyword">delete</span>[] m_values;</div>
<div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160;      <span class="keyword">delete</span>[] m_indices;</div>
<div class="line"><a name="l00076"></a><span class="lineno">   76</span>&#160;    }</div>
<div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160; </div>
<div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;    <span class="keywordtype">void</span> reserve(<a class="code" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> size)</div>
<div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;    {</div>
<div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160;      <a class="code" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> newAllocatedSize = m_size + size;</div>
<div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160;      <span class="keywordflow">if</span> (newAllocatedSize &gt; m_allocatedSize)</div>
<div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160;        reallocate(newAllocatedSize);</div>
<div class="line"><a name="l00083"></a><span class="lineno">   83</span>&#160;    }</div>
<div class="line"><a name="l00084"></a><span class="lineno">   84</span>&#160; </div>
<div class="line"><a name="l00085"></a><span class="lineno">   85</span>&#160;    <span class="keywordtype">void</span> squeeze()</div>
<div class="line"><a name="l00086"></a><span class="lineno">   86</span>&#160;    {</div>
<div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160;      <span class="keywordflow">if</span> (m_allocatedSize&gt;m_size)</div>
<div class="line"><a name="l00088"></a><span class="lineno">   88</span>&#160;        reallocate(m_size);</div>
<div class="line"><a name="l00089"></a><span class="lineno">   89</span>&#160;    }</div>
<div class="line"><a name="l00090"></a><span class="lineno">   90</span>&#160; </div>
<div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160;    <span class="keywordtype">void</span> resize(<a class="code" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> size, <span class="keywordtype">double</span> reserveSizeFactor = 0)</div>
<div class="line"><a name="l00092"></a><span class="lineno">   92</span>&#160;    {</div>
<div class="line"><a name="l00093"></a><span class="lineno">   93</span>&#160;      <span class="keywordflow">if</span> (m_allocatedSize&lt;size)</div>
<div class="line"><a name="l00094"></a><span class="lineno">   94</span>&#160;      {</div>
<div class="line"><a name="l00095"></a><span class="lineno">   95</span>&#160;        <a class="code" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> realloc_size = (std::min&lt;Index&gt;)(NumTraits&lt;StorageIndex&gt;::highest(),  size + <a class="code" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a>(reserveSizeFactor*<span class="keywordtype">double</span>(size)));</div>
<div class="line"><a name="l00096"></a><span class="lineno">   96</span>&#160;        <span class="keywordflow">if</span>(realloc_size&lt;size)</div>
<div class="line"><a name="l00097"></a><span class="lineno">   97</span>&#160;          internal::throw_std_bad_alloc();</div>
<div class="line"><a name="l00098"></a><span class="lineno">   98</span>&#160;        reallocate(realloc_size);</div>
<div class="line"><a name="l00099"></a><span class="lineno">   99</span>&#160;      }</div>
<div class="line"><a name="l00100"></a><span class="lineno">  100</span>&#160;      m_size = size;</div>
<div class="line"><a name="l00101"></a><span class="lineno">  101</span>&#160;    }</div>
<div class="line"><a name="l00102"></a><span class="lineno">  102</span>&#160; </div>
<div class="line"><a name="l00103"></a><span class="lineno">  103</span>&#160;    <span class="keywordtype">void</span> append(<span class="keyword">const</span> Scalar&amp; v, <a class="code" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> i)</div>
<div class="line"><a name="l00104"></a><span class="lineno">  104</span>&#160;    {</div>
<div class="line"><a name="l00105"></a><span class="lineno">  105</span>&#160;      <a class="code" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> <span class="keywordtype">id</span> = m_size;</div>
<div class="line"><a name="l00106"></a><span class="lineno">  106</span>&#160;      resize(m_size+1, 1);</div>
<div class="line"><a name="l00107"></a><span class="lineno">  107</span>&#160;      m_values[id] = v;</div>
<div class="line"><a name="l00108"></a><span class="lineno">  108</span>&#160;      m_indices[id] = internal::convert_index&lt;StorageIndex&gt;(i);</div>
<div class="line"><a name="l00109"></a><span class="lineno">  109</span>&#160;    }</div>
<div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160; </div>
<div class="line"><a name="l00111"></a><span class="lineno">  111</span>&#160;    <span class="keyword">inline</span> <a class="code" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> size()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> m_size; }</div>
<div class="line"><a name="l00112"></a><span class="lineno">  112</span>&#160;    <span class="keyword">inline</span> <a class="code" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> allocatedSize()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> m_allocatedSize; }</div>
<div class="line"><a name="l00113"></a><span class="lineno">  113</span>&#160;    <span class="keyword">inline</span> <span class="keywordtype">void</span> clear() { m_size = 0; }</div>
<div class="line"><a name="l00114"></a><span class="lineno">  114</span>&#160; </div>
<div class="line"><a name="l00115"></a><span class="lineno">  115</span>&#160;    <span class="keyword">const</span> Scalar* valuePtr()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> m_values; }</div>
<div class="line"><a name="l00116"></a><span class="lineno">  116</span>&#160;    Scalar* valuePtr() { <span class="keywordflow">return</span> m_values; }</div>
<div class="line"><a name="l00117"></a><span class="lineno">  117</span>&#160;    <span class="keyword">const</span> StorageIndex* indexPtr()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> m_indices; }</div>
<div class="line"><a name="l00118"></a><span class="lineno">  118</span>&#160;    StorageIndex* indexPtr() { <span class="keywordflow">return</span> m_indices; }</div>
<div class="line"><a name="l00119"></a><span class="lineno">  119</span>&#160; </div>
<div class="line"><a name="l00120"></a><span class="lineno">  120</span>&#160;    <span class="keyword">inline</span> Scalar&amp; value(<a class="code" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> i) { eigen_internal_assert(m_values!=0); <span class="keywordflow">return</span> m_values[i]; }</div>
<div class="line"><a name="l00121"></a><span class="lineno">  121</span>&#160;    <span class="keyword">inline</span> <span class="keyword">const</span> Scalar&amp; value(<a class="code" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> i)<span class="keyword"> const </span>{ eigen_internal_assert(m_values!=0); <span class="keywordflow">return</span> m_values[i]; }</div>
<div class="line"><a name="l00122"></a><span class="lineno">  122</span>&#160; </div>
<div class="line"><a name="l00123"></a><span class="lineno">  123</span>&#160;    <span class="keyword">inline</span> StorageIndex&amp; index(<a class="code" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> i) { eigen_internal_assert(m_indices!=0); <span class="keywordflow">return</span> m_indices[i]; }</div>
<div class="line"><a name="l00124"></a><span class="lineno">  124</span>&#160;    <span class="keyword">inline</span> <span class="keyword">const</span> StorageIndex&amp; index(<a class="code" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> i)<span class="keyword"> const </span>{ eigen_internal_assert(m_indices!=0); <span class="keywordflow">return</span> m_indices[i]; }</div>
<div class="line"><a name="l00125"></a><span class="lineno">  125</span>&#160; </div>
<div class="line"><a name="l00127"></a><span class="lineno">  127</span>&#160;    <span class="keyword">inline</span> <a class="code" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> searchLowerIndex(<a class="code" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> key)<span class="keyword"> const</span></div>
<div class="line"><a name="l00128"></a><span class="lineno">  128</span>&#160;<span class="keyword">    </span>{</div>
<div class="line"><a name="l00129"></a><span class="lineno">  129</span>&#160;      <span class="keywordflow">return</span> searchLowerIndex(0, m_size, key);</div>
<div class="line"><a name="l00130"></a><span class="lineno">  130</span>&#160;    }</div>
<div class="line"><a name="l00131"></a><span class="lineno">  131</span>&#160; </div>
<div class="line"><a name="l00133"></a><span class="lineno">  133</span>&#160;    <span class="keyword">inline</span> <a class="code" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> searchLowerIndex(<a class="code" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> start, <a class="code" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> <a class="code" href="group__Core__Module.html#ga0e45b6b2adead7c6a29815b99f9f14dd">end</a>, <a class="code" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> key)<span class="keyword"> const</span></div>
<div class="line"><a name="l00134"></a><span class="lineno">  134</span>&#160;<span class="keyword">    </span>{</div>
<div class="line"><a name="l00135"></a><span class="lineno">  135</span>&#160;      <span class="keywordflow">while</span>(<a class="code" href="group__Core__Module.html#ga0e45b6b2adead7c6a29815b99f9f14dd">end</a>&gt;start)</div>
<div class="line"><a name="l00136"></a><span class="lineno">  136</span>&#160;      {</div>
<div class="line"><a name="l00137"></a><span class="lineno">  137</span>&#160;        <a class="code" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> mid = (<a class="code" href="group__Core__Module.html#ga0e45b6b2adead7c6a29815b99f9f14dd">end</a>+start)&gt;&gt;1;</div>
<div class="line"><a name="l00138"></a><span class="lineno">  138</span>&#160;        <span class="keywordflow">if</span> (m_indices[mid]&lt;key)</div>
<div class="line"><a name="l00139"></a><span class="lineno">  139</span>&#160;          start = mid+1;</div>
<div class="line"><a name="l00140"></a><span class="lineno">  140</span>&#160;        <span class="keywordflow">else</span></div>
<div class="line"><a name="l00141"></a><span class="lineno">  141</span>&#160;          <a class="code" href="group__Core__Module.html#ga0e45b6b2adead7c6a29815b99f9f14dd">end</a> = mid;</div>
<div class="line"><a name="l00142"></a><span class="lineno">  142</span>&#160;      }</div>
<div class="line"><a name="l00143"></a><span class="lineno">  143</span>&#160;      <span class="keywordflow">return</span> start;</div>
<div class="line"><a name="l00144"></a><span class="lineno">  144</span>&#160;    }</div>
<div class="line"><a name="l00145"></a><span class="lineno">  145</span>&#160; </div>
<div class="line"><a name="l00148"></a><span class="lineno">  148</span>&#160;    <span class="keyword">inline</span> Scalar at(<a class="code" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> key, <span class="keyword">const</span> Scalar&amp; defaultValue = Scalar(0))<span class="keyword"> const</span></div>
<div class="line"><a name="l00149"></a><span class="lineno">  149</span>&#160;<span class="keyword">    </span>{</div>
<div class="line"><a name="l00150"></a><span class="lineno">  150</span>&#160;      <span class="keywordflow">if</span> (m_size==0)</div>
<div class="line"><a name="l00151"></a><span class="lineno">  151</span>&#160;        <span class="keywordflow">return</span> defaultValue;</div>
<div class="line"><a name="l00152"></a><span class="lineno">  152</span>&#160;      <span class="keywordflow">else</span> <span class="keywordflow">if</span> (key==m_indices[m_size-1])</div>
<div class="line"><a name="l00153"></a><span class="lineno">  153</span>&#160;        <span class="keywordflow">return</span> m_values[m_size-1];</div>
<div class="line"><a name="l00154"></a><span class="lineno">  154</span>&#160;      <span class="comment">// ^^  optimization: let&#39;s first check if it is the last coefficient</span></div>
<div class="line"><a name="l00155"></a><span class="lineno">  155</span>&#160;      <span class="comment">// (very common in high level algorithms)</span></div>
<div class="line"><a name="l00156"></a><span class="lineno">  156</span>&#160;      <span class="keyword">const</span> <a class="code" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> <span class="keywordtype">id</span> = searchLowerIndex(0,m_size-1,key);</div>
<div class="line"><a name="l00157"></a><span class="lineno">  157</span>&#160;      <span class="keywordflow">return</span> ((<span class="keywordtype">id</span>&lt;m_size) &amp;&amp; (m_indices[<span class="keywordtype">id</span>]==key)) ? m_values[id] : defaultValue;</div>
<div class="line"><a name="l00158"></a><span class="lineno">  158</span>&#160;    }</div>
<div class="line"><a name="l00159"></a><span class="lineno">  159</span>&#160; </div>
<div class="line"><a name="l00161"></a><span class="lineno">  161</span>&#160;    <span class="keyword">inline</span> Scalar atInRange(<a class="code" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> start, <a class="code" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> <a class="code" href="group__Core__Module.html#ga0e45b6b2adead7c6a29815b99f9f14dd">end</a>, <a class="code" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> key, <span class="keyword">const</span> Scalar &amp;defaultValue = Scalar(0))<span class="keyword"> const</span></div>
<div class="line"><a name="l00162"></a><span class="lineno">  162</span>&#160;<span class="keyword">    </span>{</div>
<div class="line"><a name="l00163"></a><span class="lineno">  163</span>&#160;      <span class="keywordflow">if</span> (start&gt;=<a class="code" href="group__Core__Module.html#ga0e45b6b2adead7c6a29815b99f9f14dd">end</a>)</div>
<div class="line"><a name="l00164"></a><span class="lineno">  164</span>&#160;        <span class="keywordflow">return</span> defaultValue;</div>
<div class="line"><a name="l00165"></a><span class="lineno">  165</span>&#160;      <span class="keywordflow">else</span> <span class="keywordflow">if</span> (<a class="code" href="group__Core__Module.html#ga0e45b6b2adead7c6a29815b99f9f14dd">end</a>&gt;start &amp;&amp; key==m_indices[<a class="code" href="group__Core__Module.html#ga0e45b6b2adead7c6a29815b99f9f14dd">end</a>-1])</div>
<div class="line"><a name="l00166"></a><span class="lineno">  166</span>&#160;        <span class="keywordflow">return</span> m_values[<a class="code" href="group__Core__Module.html#ga0e45b6b2adead7c6a29815b99f9f14dd">end</a>-1];</div>
<div class="line"><a name="l00167"></a><span class="lineno">  167</span>&#160;      <span class="comment">// ^^  optimization: let&#39;s first check if it is the last coefficient</span></div>
<div class="line"><a name="l00168"></a><span class="lineno">  168</span>&#160;      <span class="comment">// (very common in high level algorithms)</span></div>
<div class="line"><a name="l00169"></a><span class="lineno">  169</span>&#160;      <span class="keyword">const</span> <a class="code" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> <span class="keywordtype">id</span> = searchLowerIndex(start,<a class="code" href="group__Core__Module.html#ga0e45b6b2adead7c6a29815b99f9f14dd">end</a>-1,key);</div>
<div class="line"><a name="l00170"></a><span class="lineno">  170</span>&#160;      <span class="keywordflow">return</span> ((<span class="keywordtype">id</span>&lt;<a class="code" href="group__Core__Module.html#ga0e45b6b2adead7c6a29815b99f9f14dd">end</a>) &amp;&amp; (m_indices[<span class="keywordtype">id</span>]==key)) ? m_values[id] : defaultValue;</div>
<div class="line"><a name="l00171"></a><span class="lineno">  171</span>&#160;    }</div>
<div class="line"><a name="l00172"></a><span class="lineno">  172</span>&#160; </div>
<div class="line"><a name="l00176"></a><span class="lineno">  176</span>&#160;    <span class="keyword">inline</span> Scalar&amp; atWithInsertion(<a class="code" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> key, <span class="keyword">const</span> Scalar&amp; defaultValue = Scalar(0))</div>
<div class="line"><a name="l00177"></a><span class="lineno">  177</span>&#160;    {</div>
<div class="line"><a name="l00178"></a><span class="lineno">  178</span>&#160;      <a class="code" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> <span class="keywordtype">id</span> = searchLowerIndex(0,m_size,key);</div>
<div class="line"><a name="l00179"></a><span class="lineno">  179</span>&#160;      <span class="keywordflow">if</span> (<span class="keywordtype">id</span>&gt;=m_size || m_indices[<span class="keywordtype">id</span>]!=key)</div>
<div class="line"><a name="l00180"></a><span class="lineno">  180</span>&#160;      {</div>
<div class="line"><a name="l00181"></a><span class="lineno">  181</span>&#160;        <span class="keywordflow">if</span> (m_allocatedSize&lt;m_size+1)</div>
<div class="line"><a name="l00182"></a><span class="lineno">  182</span>&#160;        {</div>
<div class="line"><a name="l00183"></a><span class="lineno">  183</span>&#160;          m_allocatedSize = 2*(m_size+1);</div>
<div class="line"><a name="l00184"></a><span class="lineno">  184</span>&#160;          internal::scoped_array&lt;Scalar&gt; newValues(m_allocatedSize);</div>
<div class="line"><a name="l00185"></a><span class="lineno">  185</span>&#160;          internal::scoped_array&lt;StorageIndex&gt; newIndices(m_allocatedSize);</div>
<div class="line"><a name="l00186"></a><span class="lineno">  186</span>&#160; </div>
<div class="line"><a name="l00187"></a><span class="lineno">  187</span>&#160;          <span class="comment">// copy first chunk</span></div>
<div class="line"><a name="l00188"></a><span class="lineno">  188</span>&#160;          internal::smart_copy(m_values,  m_values +<span class="keywordtype">id</span>, newValues.ptr());</div>
<div class="line"><a name="l00189"></a><span class="lineno">  189</span>&#160;          internal::smart_copy(m_indices, m_indices+<span class="keywordtype">id</span>, newIndices.ptr());</div>
<div class="line"><a name="l00190"></a><span class="lineno">  190</span>&#160; </div>
<div class="line"><a name="l00191"></a><span class="lineno">  191</span>&#160;          <span class="comment">// copy the rest</span></div>
<div class="line"><a name="l00192"></a><span class="lineno">  192</span>&#160;          <span class="keywordflow">if</span>(m_size&gt;<span class="keywordtype">id</span>)</div>
<div class="line"><a name="l00193"></a><span class="lineno">  193</span>&#160;          {</div>
<div class="line"><a name="l00194"></a><span class="lineno">  194</span>&#160;            internal::smart_copy(m_values +<span class="keywordtype">id</span>,  m_values +m_size, newValues.ptr() +<span class="keywordtype">id</span>+1);</div>
<div class="line"><a name="l00195"></a><span class="lineno">  195</span>&#160;            internal::smart_copy(m_indices+<span class="keywordtype">id</span>,  m_indices+m_size, newIndices.ptr()+<span class="keywordtype">id</span>+1);</div>
<div class="line"><a name="l00196"></a><span class="lineno">  196</span>&#160;          }</div>
<div class="line"><a name="l00197"></a><span class="lineno">  197</span>&#160;          std::swap(m_values,newValues.ptr());</div>
<div class="line"><a name="l00198"></a><span class="lineno">  198</span>&#160;          std::swap(m_indices,newIndices.ptr());</div>
<div class="line"><a name="l00199"></a><span class="lineno">  199</span>&#160;        }</div>
<div class="line"><a name="l00200"></a><span class="lineno">  200</span>&#160;        <span class="keywordflow">else</span> <span class="keywordflow">if</span>(m_size&gt;<span class="keywordtype">id</span>)</div>
<div class="line"><a name="l00201"></a><span class="lineno">  201</span>&#160;        {</div>
<div class="line"><a name="l00202"></a><span class="lineno">  202</span>&#160;          internal::smart_memmove(m_values +<span class="keywordtype">id</span>, m_values +m_size, m_values +<span class="keywordtype">id</span>+1);</div>
<div class="line"><a name="l00203"></a><span class="lineno">  203</span>&#160;          internal::smart_memmove(m_indices+<span class="keywordtype">id</span>, m_indices+m_size, m_indices+<span class="keywordtype">id</span>+1);</div>
<div class="line"><a name="l00204"></a><span class="lineno">  204</span>&#160;        }</div>
<div class="line"><a name="l00205"></a><span class="lineno">  205</span>&#160;        m_size++;</div>
<div class="line"><a name="l00206"></a><span class="lineno">  206</span>&#160;        m_indices[id] = internal::convert_index&lt;StorageIndex&gt;(key);</div>
<div class="line"><a name="l00207"></a><span class="lineno">  207</span>&#160;        m_values[id] = defaultValue;</div>
<div class="line"><a name="l00208"></a><span class="lineno">  208</span>&#160;      }</div>
<div class="line"><a name="l00209"></a><span class="lineno">  209</span>&#160;      <span class="keywordflow">return</span> m_values[id];</div>
<div class="line"><a name="l00210"></a><span class="lineno">  210</span>&#160;    }</div>
<div class="line"><a name="l00211"></a><span class="lineno">  211</span>&#160; </div>
<div class="line"><a name="l00212"></a><span class="lineno">  212</span>&#160;    <span class="keywordtype">void</span> moveChunk(<a class="code" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> from, <a class="code" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> to, <a class="code" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> chunkSize)</div>
<div class="line"><a name="l00213"></a><span class="lineno">  213</span>&#160;    {</div>
<div class="line"><a name="l00214"></a><span class="lineno">  214</span>&#160;      eigen_internal_assert(to+chunkSize &lt;= m_size);</div>
<div class="line"><a name="l00215"></a><span class="lineno">  215</span>&#160;      <span class="keywordflow">if</span>(to&gt;from &amp;&amp; from+chunkSize&gt;to)</div>
<div class="line"><a name="l00216"></a><span class="lineno">  216</span>&#160;      {</div>
<div class="line"><a name="l00217"></a><span class="lineno">  217</span>&#160;        <span class="comment">// move backward</span></div>
<div class="line"><a name="l00218"></a><span class="lineno">  218</span>&#160;        internal::smart_memmove(m_values+from,  m_values+from+chunkSize,  m_values+to);</div>
<div class="line"><a name="l00219"></a><span class="lineno">  219</span>&#160;        internal::smart_memmove(m_indices+from, m_indices+from+chunkSize, m_indices+to);</div>
<div class="line"><a name="l00220"></a><span class="lineno">  220</span>&#160;      }</div>
<div class="line"><a name="l00221"></a><span class="lineno">  221</span>&#160;      <span class="keywordflow">else</span></div>
<div class="line"><a name="l00222"></a><span class="lineno">  222</span>&#160;      {</div>
<div class="line"><a name="l00223"></a><span class="lineno">  223</span>&#160;        internal::smart_copy(m_values+from,  m_values+from+chunkSize,  m_values+to);</div>
<div class="line"><a name="l00224"></a><span class="lineno">  224</span>&#160;        internal::smart_copy(m_indices+from, m_indices+from+chunkSize, m_indices+to);</div>
<div class="line"><a name="l00225"></a><span class="lineno">  225</span>&#160;      }</div>
<div class="line"><a name="l00226"></a><span class="lineno">  226</span>&#160;    }</div>
<div class="line"><a name="l00227"></a><span class="lineno">  227</span>&#160; </div>
<div class="line"><a name="l00228"></a><span class="lineno">  228</span>&#160;  <span class="keyword">protected</span>:</div>
<div class="line"><a name="l00229"></a><span class="lineno">  229</span>&#160; </div>
<div class="line"><a name="l00230"></a><span class="lineno">  230</span>&#160;    <span class="keyword">inline</span> <span class="keywordtype">void</span> reallocate(<a class="code" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> size)</div>
<div class="line"><a name="l00231"></a><span class="lineno">  231</span>&#160;    {</div>
<div class="line"><a name="l00232"></a><span class="lineno">  232</span>&#160;<span class="preprocessor">      #ifdef EIGEN_SPARSE_COMPRESSED_STORAGE_REALLOCATE_PLUGIN</span></div>
<div class="line"><a name="l00233"></a><span class="lineno">  233</span>&#160;        EIGEN_SPARSE_COMPRESSED_STORAGE_REALLOCATE_PLUGIN</div>
<div class="line"><a name="l00234"></a><span class="lineno">  234</span>&#160;<span class="preprocessor">      #endif</span></div>
<div class="line"><a name="l00235"></a><span class="lineno">  235</span>&#160;      eigen_internal_assert(size!=m_allocatedSize);</div>
<div class="line"><a name="l00236"></a><span class="lineno">  236</span>&#160;      internal::scoped_array&lt;Scalar&gt; newValues(size);</div>
<div class="line"><a name="l00237"></a><span class="lineno">  237</span>&#160;      internal::scoped_array&lt;StorageIndex&gt; newIndices(size);</div>
<div class="line"><a name="l00238"></a><span class="lineno">  238</span>&#160;      <a class="code" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> copySize = (std::min)(size, m_size);</div>
<div class="line"><a name="l00239"></a><span class="lineno">  239</span>&#160;      <span class="keywordflow">if</span> (copySize&gt;0) {</div>
<div class="line"><a name="l00240"></a><span class="lineno">  240</span>&#160;        internal::smart_copy(m_values, m_values+copySize, newValues.ptr());</div>
<div class="line"><a name="l00241"></a><span class="lineno">  241</span>&#160;        internal::smart_copy(m_indices, m_indices+copySize, newIndices.ptr());</div>
<div class="line"><a name="l00242"></a><span class="lineno">  242</span>&#160;      }</div>
<div class="line"><a name="l00243"></a><span class="lineno">  243</span>&#160;      std::swap(m_values,newValues.ptr());</div>
<div class="line"><a name="l00244"></a><span class="lineno">  244</span>&#160;      std::swap(m_indices,newIndices.ptr());</div>
<div class="line"><a name="l00245"></a><span class="lineno">  245</span>&#160;      m_allocatedSize = size;</div>
<div class="line"><a name="l00246"></a><span class="lineno">  246</span>&#160;    }</div>
<div class="line"><a name="l00247"></a><span class="lineno">  247</span>&#160; </div>
<div class="line"><a name="l00248"></a><span class="lineno">  248</span>&#160;  <span class="keyword">protected</span>:</div>
<div class="line"><a name="l00249"></a><span class="lineno">  249</span>&#160;    Scalar* m_values;</div>
<div class="line"><a name="l00250"></a><span class="lineno">  250</span>&#160;    StorageIndex* m_indices;</div>
<div class="line"><a name="l00251"></a><span class="lineno">  251</span>&#160;    <a class="code" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> m_size;</div>
<div class="line"><a name="l00252"></a><span class="lineno">  252</span>&#160;    <a class="code" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> m_allocatedSize;</div>
<div class="line"><a name="l00253"></a><span class="lineno">  253</span>&#160; </div>
<div class="line"><a name="l00254"></a><span class="lineno">  254</span>&#160;};</div>
<div class="line"><a name="l00255"></a><span class="lineno">  255</span>&#160; </div>
<div class="line"><a name="l00256"></a><span class="lineno">  256</span>&#160;} <span class="comment">// end namespace internal</span></div>
<div class="line"><a name="l00257"></a><span class="lineno">  257</span>&#160; </div>
<div class="line"><a name="l00258"></a><span class="lineno">  258</span>&#160;} <span class="comment">// end namespace Eigen</span></div>
<div class="line"><a name="l00259"></a><span class="lineno">  259</span>&#160; </div>
<div class="line"><a name="l00260"></a><span class="lineno">  260</span>&#160;<span class="preprocessor">#endif </span><span class="comment">// EIGEN_COMPRESSED_STORAGE_H</span></div>
<div class="ttc" id="agroup__Core__Module_html_ga0e45b6b2adead7c6a29815b99f9f14dd"><div class="ttname"><a href="group__Core__Module.html#ga0e45b6b2adead7c6a29815b99f9f14dd">Eigen::placeholders::end</a></div><div class="ttdeci">static const lastp1_t end</div><div class="ttdef"><b>Definition:</b> IndexedViewHelper.h:183</div></div>
<div class="ttc" id="anamespaceEigen_html"><div class="ttname"><a href="namespaceEigen.html">Eigen</a></div><div class="ttdoc">Namespace containing all symbols from the Eigen library.</div><div class="ttdef"><b>Definition:</b> Core:139</div></div>
<div class="ttc" id="anamespaceEigen_html_a62e77e0933482dafde8fe197d9a2cfde"><div class="ttname"><a href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Eigen::Index</a></div><div class="ttdeci">EIGEN_DEFAULT_DENSE_INDEX_TYPE Index</div><div class="ttdoc">The Index type as used for the API.</div><div class="ttdef"><b>Definition:</b> Meta.h:59</div></div>
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